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Heike Harenbrock

Mittagsseminar: Hans-Joachim Hein (Münster): Double and triple point singularities from a Riemannian viewpoint

Tuesday, 08.02.2022 10:15 per ZOOM: Link

Mathematik und Informatik

Zoom link = https://wwu.zoom.us/j/62084376529?pwd=ajZnNndIdGdpNWVleFVsdk9ibFRuZz09 Meeting ID: 620 8437 6529, Passcode: 831811 Abstract: The simplest and most generic kind of isolated singularity of a complex variety is the "Morse" or "Lefschetz" or "ordinary double point" singularity, i.e., the affine cone over a smooth projective quadric. These singularities play a distinguished role in geometry and topology, particularly in complex dimension 2. I will explain why ordinary double points are interesting from the point of view of Riemannian geometry. I will also explain some recent work exploring the geometry of triple points/cubic cones.



Angelegt am Wednesday, 26.01.2022 14:03 von Heike Harenbrock
Geändert am Wednesday, 26.01.2022 14:03 von Heike Harenbrock
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